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Sintra — weather in May, water temperature

20.8°C Daytime temperatures 15.1°C Night temperatures 21 Sunny days 13.8-14.7 Sun (hours) 3 Rainy days 36.5 mm Precipitation 16.2°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 31°C — 17 May 2015.
The maximum night temperature 21°C — 26 May 2020.
The minimum daily temperature 10.5°C — 17 May 2020.
The minimum night temperature 10°C — 2 May 2017.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2013 2012 2011
The warmest water 19 °C — 30 May 2011. The coldest water 13.9 °C — 15 May 2018.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 88 mm — November. Minimum precipitation 3.7 mm — July.
Wind speed, km / h
Maximum wind speed 20.6 km / h — July. Minimum wind speed 16.6 km / h — October.
Number of hours of sunshine
The maximum number of hours of sunshine per day 12.3 h. — July. The minimum number of hours of sunshine per day 6 h. — December.
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